body {
  font-family: "microsoft yahei";
}
body:after {
  content: "";
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background-image: url(../images/picture/bg.jpg);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-attachment: fixed;
  z-index: -1;
}
.rule {
  margin-top: 10%;
}
.rule img {
  width: 100%;
}
.rule + a {
  display: block;
  margin-top: -40%;
}
.rule + a img {
  width: 100%;
}
ul.page_2 {
  list-style: none;
  margin: 15% 0 0;
  padding: 0;
}
ul.page_2 li {
  margin-bottom: 7%;
}
ul.page_2 li img {
  width: 100%;
}
ul.page_3 {
  list-style: none;
  margin: 15% 0 0;
  padding: 0;
}
ul.page_3 li img {
  width: 100%;
}
ul.page_3 li:first-child img {
  position: relative;
  z-index: 2;
  display: block;
}
ul.page_3 li:nth-child(2) {
  margin-top: -15%;
  position: relative;
}
ul.page_3 li:nth-child(2) .img_content {
  position: absolute;
  width: 100%;
  left: 0;
  top: 0;
}
ul.page_3 li:nth-child(2) .img_content img {
  width: 65%;
  position: relative;
  left: 17.5%;
}
ul.page_3 li:nth-child(3) {
  text-align: center;
}
ul.page_3 li:nth-child(3) img {
  width: 40%;
}
ul.page_3 img.hand {
  width: 30%;
  position: absolute;
  right: 0;
  top: 50%;
  z-index: 2;
}
ul.page_4 {
  list-style: none;
  margin: 15% 0 0;
  padding: 0;
}
ul.page_4 li img {
  width: 100%;
}
ul.page_4 li:first-child {
  position: relative;
  margin-bottom: 12%;
}
ul.page_4 li:first-child .upload_wrapper {
  position: relative;
  width: 64%;
  left: 18%;
  margin-top: -58%;
  height: 54%;
}
ul.page_4 li:first-child .upload_wrapper:after {
  display: table;
  content: "";
  clear: both;
}
ul.page_4 li:first-child .upload_wrapper >* {
  float: left;
  width: 40%;
  text-align: center;
}
ul.page_4 li:first-child .upload_wrapper p {
  width: 33%;
  margin: 0;
  padding: 27% 0;
}
ul.page_4 li:first-child .upload_wrapper p img {
  width: 45%;
}
ul.page_4 li:first-child .upload_wrapper div {
  width: 56%;
  position: absolute;
  left: 33%;
  height: 100%;
}
ul.page_4 li:first-child .upload_wrapper div img {
  width: 80%;
  height: 80%;
  position: absolute;
  left: 10%;
  top: 7%;
}
ul.page_4 li:nth-child(2) {
  background-image: url(../images/picture/input.png);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-position: 0 0;
}
ul.page_4 li:nth-child(2) input {
  display: block;
  width: 60%;
  height: 40px;
  background-color: transparent;
  border-style: none;
  padding-left: 20%;
}
ul.page_4 li:nth-child(2) input:first-child {
  position: relative;
  top: -3px;
}
ul.page_4 li:nth-child(3) {
  margin-bottom: 40px;
}
ul.page_4 li:nth-child(3) img {
  width: 70%;
  position: relative;
  left: 15%;
}
.page_5 > img {
  width: 100%;
}
.page_5 > img:last-child {
  margin-bottom: 40px;
}
.page_5 ul.nav-tabs {
  border-style: none;
  width: 80%;
  position: relative;
  left: 10%;
}
.page_5 ul.nav-tabs li,
.page_5 ul.nav-tabs li.active {
  width: 50%;
  background-image: url(../images/picture/tab_bg.png);
  background-repeat: no-repeat;
  background-position: 0 0;
  background-size: 100% 100%;
  text-align: center;
  border-style: none;
  color: #000;
}
.page_5 ul.nav-tabs li a,
.page_5 ul.nav-tabs li.active a {
  background: none;
  border-style: none;
  padding: 10px 0;
  width: auto;
  color: #000;
}
.page_5 .tab-content ul.tab-pane {
  width: 80%;
  position: relative;
  left: 11%;
}
.page_5 .tab-content ul.tab-pane li {
  width: 30%;
  float: left;
  margin-right: 3.333%;
  text-align: center;
  background-image: url(../images/picture/img_list_bg.png);
  background-position: 0 20px;
  background-size: 100% 90%;
  background-repeat: no-repeat;
}
.page_5 .tab-content ul.tab-pane li img {
  width: 80%;
  height: 90%;
  margin-top: -15px;
  margin-bottom: 5px;
}
.page_5 .tab-content ul.tab-pane li p {
  color: #fff;
  margin: 0 auto;
  width: 40px;
  height: 40px;
  line-height: 40px;
  font-size: 22px;
  background-image: url(../images/picture/num_bg.png);
  background-position: 0 0;
  background-size: 100% 100%;
  position: relative;
  z-index: 2;
}
ul {
  list-style: none;
  padding: 0;
}
.hide {
  display: none;
}
ul.tab-pane {
  display: none;
}
ul.tab-pane.active {
  display: block;
}
.modal_wrapper {
  position: fixed;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  background-color: rgba(0,0,0,0.5);
  z-index: 999;
}
.modal_wrapper >img.cancel {
  position: absolute;
  right: 20px;
  top: 20px;
  width: 40px;
  height: 40px;
}
@media screen and (max-width: 400px) {
  .modal_wrapper >img.cancel {
    right: 10px;
    top: 10px;
    width: 30px;
    height: 30px;
  }
}
.modal_wrapper h1 {
  color: #fff;
  width: 80px;
  height: 60px;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
  background-image: url(../images/picture/num_bg.png);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: 50%;
  margin: 10px auto 0;
  padding: 10px 0 10px;
}
.modal_wrapper .img_wrapper {
  font-size: 0;
}
.modal_wrapper .img_wrapper >img {
  width: 82%;
  position: relative;
  left: 9%;
}
.modal_wrapper .img_wrapper .dianzan {
  width: 100%;
  position: relative;
}
.modal_wrapper .img_wrapper .dianzan img {
  width: 100%;
}
.modal_wrapper .img_wrapper .dianzan p {
  font-size: 18px;
  color: #fff;
  position: absolute;
  top: 5%;
  left: 40%;
}
@keyframes shakeScale {
  from {
    transform: scale3d(0.7,0.7,0.7);
    -webkit-transform: scale3d(0.7,0.7,0.7);
  }
  50% {
    transform: scale3d(1,1,1);
    -webkit-transform: scale3d(1,1,1);
  }
  to {
    transform: scale3d(0.7,0.7,0.7);
    -webkit-transform: scale3d(0.7,0.7,0.7);
  }
}
@-webkit-keyframes shakeScale {
  from {
    transform: scale3d(0.7,0.7,0.7);
    -webkit-transform: scale3d(0.7,0.7,0.7);
  }
  50% {
    transform: scale3d(1,1,1);
    -webkit-transform: scale3d(1,1,1);
  }
  to {
    transform: scale3d(0.7,0.7,0.7);
    -webkit-transform: scale3d(0.7,0.7,0.7);
  }
}
.shakeScale {
  animation: shakeScale 2s ease infinite;
  -webkit-animation: shakeScale 2s ease infinite;
}
